... roasting food/grain/nut /seed,such as Peanut, corn,rapeseed, almond, sesame seed,chestnut, walnut,meloseeds, soybean, coffee bean, cocoa bean ... beans, sunflower seeds, peanuts, cashew nut, coffee beans, cocoa beans, almond, chestnuts, walnut, pistachio,sesame seeds, rapeseed, soybean...2. Tea industry ...